Windows Analysis Report
file.exe

Overview

General Information

Sample Name: file.exe
Analysis ID: 780218
MD5: 6822f46b691d856777852b1342f294e1
SHA1: b4d772d60fc363234da23b6fa02175ff89561193
SHA256: 912a8d4711001972a4d2234a5b34998afb3feebc9e1a76e4a36257c4980e4e5f
Tags: exe
Infos:

Detection

SmokeLoader
Score: 100
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Multi AV Scanner detection for submitted file
Benign windows process drops PE files
Malicious sample detected (through community Yara rule)
Yara detected SmokeLoader
System process connects to network (likely due to code injection or exploit)
Antivirus detection for URL or domain
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Snort IDS alert for network traffic
Maps a DLL or memory area into another process
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Machine Learning detection for sample
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Deletes itself after installation
Machine Learning detection for dropped file
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Checks if the current machine is a virtual machine (disk enumeration)
Uses 32bit PE files
Yara signature match
Antivirus or Machine Learning detection for unpacked file
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Internet Provider seen in connection with other malware
Sample execution stops while process was sleeping (likely an evasion)
Contains functionality to call native functions
IP address seen in connection with other malware
Creates a DirectInput object (often for capturing keystrokes)
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Drops files with a non-matching file extension (content does not match file extension)
Drops PE files
Tries to load missing DLLs
Contains functionality to read the PEB
Uses a known web browser user agent for HTTP communication
Checks if the current process is being debugged
Creates a process in suspended mode (likely to inject code)

Classification

AV Detection
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Multi AV Scanner detection for submitted file
Source: file.exe ReversingLabs: Detection: 43%
Antivirus detection for URL or domain
Source: http://host-host-file8.com/ URL Reputation: Label: malware
Multi AV Scanner detection for domain / URL
Source: host-file-host6.com Virustotal: Detection: 17% Perma Link
Source: host-host-file8.com Virustotal: Detection: 17% Perma Link
Multi AV Scanner detection for dropped file
Source: C:\Users\user\AppData\Roaming\iihhevv ReversingLabs: Detection: 43%
Machine Learning detection for sample
Source: file.exe Joe Sandbox ML: detected
Machine Learning detection for dropped file
Source: C:\Users\user\AppData\Roaming\iihhevv Joe Sandbox ML: detected
Antivirus or Machine Learning detection for unpacked file
Source: 1.0.file.exe.400000.2.unpack Avira: Label: TR/Patched.Gen
Source: 13.0.iihhevv.400000.2.unpack Avira: Label: TR/Patched.Gen
Source: 1.0.file.exe.400000.3.unpack Avira: Label: TR/Patched.Gen
Source: 13.0.iihhevv.400000.1.unpack Avira: Label: TR/Patched.Gen
Source: 1.0.file.exe.400000.1.unpack Avira: Label: TR/Patched.Gen
Source: 13.0.iihhevv.400000.0.unpack Avira: Label: TR/Patched.Gen
Source: 1.0.file.exe.400000.0.unpack Avira: Label: TR/Patched.Gen
Source: 13.0.iihhevv.400000.3.unpack Avira: Label: TR/Patched.Gen
Source: 0000000D.00000002.453756487.00000000004B0000.00000004.00000800.00020000.00000000.sdmp Malware Configuration Extractor: SmokeLoader {"C2 list": ["http://host-file-host6.com/", "http://host-host-file8.com/"]}
Uses 32bit PE files
Source: file.exe Static PE information: RELOCS_STRIPPED, EXECUTABLE_IMAGE, 32BIT_MACHINE
Source: Binary string: VC:\jixehetumah75\yes36-nifagisukesuce51-hiriy\husa.pdb source: file.exe, iihhevv.3.dr
Source: Binary string: C:\jixehetumah75\yes36-nifagisukesuce51-hiriy\husa.pdb source: file.exe, iihhevv.3.dr

Networking
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System process connects to network (likely due to code injection or exploit)
Source: C:\Windows\explorer.exe Domain query: host-file-host6.com
Source: C:\Windows\explorer.exe Domain query: host-host-file8.com
Snort IDS alert for network traffic
Source: Traffic Snort IDS: 2851815 ETPRO TROJAN Sharik/Smokeloader CnC Beacon 18 192.168.2.6:49701 -> 185.246.221.154:80
C2 URLs / IPs found in malware configuration
Source: Malware configuration extractor URLs: http://host-file-host6.com/
Source: Malware configuration extractor URLs: http://host-host-file8.com/
Internet Provider seen in connection with other malware
Source: Joe Sandbox View ASN Name: LVLT-10753US LVLT-10753US
IP address seen in connection with other malware
Source: Joe Sandbox View IP Address: 185.246.221.154 185.246.221.154
Uses a known web browser user agent for HTTP communication
Source: global traffic HTTP traffic detected: POST / HTTP/1.1Connection: Keep-AliveContent-Type: application/x-www-form-urlencodedAccept: */*Referer: http://wavjaq.org/User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; Trident/7.0; rv:11.0) like GeckoContent-Length: 280Host: host-file-host6.com
Source: explorer.exe, 00000003.00000000.375571444.0000000008442000.00000004.00000001.00020000.00000000.sdmp, explorer.exe, 00000003.00000000.335063212.0000000000AC8000.00000004.00000020.00020000.00000000.sdmp, explorer.exe, 00000003.00000000.291326238.0000000000AC8000.00000004.00000020.00020000.00000000.sdmp, explorer.exe, 00000003.00000000.312089796.0000000008442000.00000004.00000001.00020000.00000000.sdmp, explorer.exe, 00000003.00000000.349980053.000000000F5B6000.00000004.00000001.00020000.00000000.sdmp, explorer.exe, 00000003.00000000.318245571.000000000F5B6000.00000004.00000001.00020000.00000000.sdmp, explorer.exe, 00000003.00000000.356672976.0000000000AC8000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://www.autoitscript.com/autoit3/J
Source: unknown HTTP traffic detected: POST / HTTP/1.1Connection: Keep-AliveContent-Type: application/x-www-form-urlencodedAccept: */*Referer: http://wavjaq.org/User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; Trident/7.0; rv:11.0) like GeckoContent-Length: 280Host: host-file-host6.com
Source: unknown DNS traffic detected: queries for: host-file-host6.com

Key, Mouse, Clipboard, Microphone and Screen Capturing
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Yara detected SmokeLoader
Source: Yara match File source: 1.2.file.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.file.exe.2c415a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.0.file.exe.400000.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.0.file.exe.400000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 12.2.iihhevv.2d215a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.2.iihhevv.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.0.iihhevv.400000.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.0.file.exe.400000.6.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.0.iihhevv.400000.6.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.0.iihhevv.400000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 0000000D.00000002.453836489.00000000006B1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 0000000D.00000002.453756487.00000000004B0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.379061898.00000000022D0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.379122048.00000000022F1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000000.360700242.0000000004E61000.00000020.80000000.00040000.00000000.sdmp, type: MEMORY
Creates a DirectInput object (often for capturing keystrokes)
Source: iihhevv, 0000000C.00000002.440038517.0000000002D9A000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: <HOOK MODULE="DDRAW.DLL" FUNCTION="DirectDrawCreateEx"/>

System Summary
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Malicious sample detected (through community Yara rule)
Source: 0000000D.00000002.453836489.00000000006B1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_4e31426e Author: unknown
Source: 0000000D.00000002.453756487.00000000004B0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_4e31426e Author: unknown
Source: 00000000.00000002.272820167.0000000002CB9000.00000040.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_RedLineStealer_ed346e4c Author: unknown
Source: 0000000C.00000002.440117627.0000000002DA9000.00000040.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_RedLineStealer_ed346e4c Author: unknown
Source: 00000001.00000002.379061898.00000000022D0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_4e31426e Author: unknown
Source: 00000001.00000002.379122048.00000000022F1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_4e31426e Author: unknown
Source: 00000003.00000000.360700242.0000000004E61000.00000020.80000000.00040000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_4e31426e Author: unknown
Uses 32bit PE files
Source: file.exe Static PE information: RELOCS_STRIPPED, EXECUTABLE_IMAGE, 32BIT_MACHINE
Yara signature match
Source: 0000000D.00000002.453836489.00000000006B1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_4e31426e reference_sample = 1ce643981821b185b8ad73b798ab5c71c6c40e1f547b8e5b19afdaa4ca2a5174, os = windows, severity = x86, creation_date = 2021-07-21, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Smokeloader, fingerprint = cf6d8615643198bc53527cb9581e217f8a39760c2e695980f808269ebe791277, id = 4e31426e-d62e-4b6d-911b-4223e1f6adef, last_modified = 2021-08-23
Source: 0000000D.00000002.453756487.00000000004B0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_4e31426e reference_sample = 1ce643981821b185b8ad73b798ab5c71c6c40e1f547b8e5b19afdaa4ca2a5174, os = windows, severity = x86, creation_date = 2021-07-21, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Smokeloader, fingerprint = cf6d8615643198bc53527cb9581e217f8a39760c2e695980f808269ebe791277, id = 4e31426e-d62e-4b6d-911b-4223e1f6adef, last_modified = 2021-08-23
Source: 00000000.00000002.272820167.0000000002CB9000.00000040.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_RedLineStealer_ed346e4c reference_sample = a91c1d3965f11509d1c1125210166b824a79650f29ea203983fffb5f8900858c, os = windows, severity = x86, creation_date = 2022-02-17, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.RedLineStealer, fingerprint = 834c13b2e0497787e552bb1318664496d286e7cf57b4661e5e07bf1cffe61b82, id = ed346e4c-7890-41ee-8648-f512682fe20e, last_modified = 2022-04-12
Source: 0000000C.00000002.440117627.0000000002DA9000.00000040.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_RedLineStealer_ed346e4c reference_sample = a91c1d3965f11509d1c1125210166b824a79650f29ea203983fffb5f8900858c, os = windows, severity = x86, creation_date = 2022-02-17, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.RedLineStealer, fingerprint = 834c13b2e0497787e552bb1318664496d286e7cf57b4661e5e07bf1cffe61b82, id = ed346e4c-7890-41ee-8648-f512682fe20e, last_modified = 2022-04-12
Source: 00000001.00000002.379061898.00000000022D0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_4e31426e reference_sample = 1ce643981821b185b8ad73b798ab5c71c6c40e1f547b8e5b19afdaa4ca2a5174, os = windows, severity = x86, creation_date = 2021-07-21, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Smokeloader, fingerprint = cf6d8615643198bc53527cb9581e217f8a39760c2e695980f808269ebe791277, id = 4e31426e-d62e-4b6d-911b-4223e1f6adef, last_modified = 2021-08-23
Source: 00000001.00000002.379122048.00000000022F1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_4e31426e reference_sample = 1ce643981821b185b8ad73b798ab5c71c6c40e1f547b8e5b19afdaa4ca2a5174, os = windows, severity = x86, creation_date = 2021-07-21, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Smokeloader, fingerprint = cf6d8615643198bc53527cb9581e217f8a39760c2e695980f808269ebe791277, id = 4e31426e-d62e-4b6d-911b-4223e1f6adef, last_modified = 2021-08-23
Source: 00000003.00000000.360700242.0000000004E61000.00000020.80000000.00040000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_4e31426e reference_sample = 1ce643981821b185b8ad73b798ab5c71c6c40e1f547b8e5b19afdaa4ca2a5174, os = windows, severity = x86, creation_date = 2021-07-21, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Smokeloader, fingerprint = cf6d8615643198bc53527cb9581e217f8a39760c2e695980f808269ebe791277, id = 4e31426e-d62e-4b6d-911b-4223e1f6adef, last_modified = 2021-08-23
Contains functionality to call native functions
Source: C:\Users\user\Desktop\file.exe Code function: 1_2_0040180C Sleep,NtTerminateProcess, 1_2_0040180C
Source: C:\Users\user\Desktop\file.exe Code function: 1_2_00401818 Sleep,NtTerminateProcess, 1_2_00401818
Source: C:\Users\user\Desktop\file.exe Code function: 1_2_00401822 Sleep,NtTerminateProcess, 1_2_00401822
Source: C:\Users\user\Desktop\file.exe Code function: 1_2_00401826 Sleep,NtTerminateProcess, 1_2_00401826
Source: C:\Users\user\Desktop\file.exe Code function: 1_2_00401834 Sleep,NtTerminateProcess, 1_2_00401834
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 13_2_0040180C Sleep,NtTerminateProcess, 13_2_0040180C
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 13_2_00401818 Sleep,NtTerminateProcess, 13_2_00401818
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 13_2_00401822 Sleep,NtTerminateProcess, 13_2_00401822
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 13_2_00401826 Sleep,NtTerminateProcess, 13_2_00401826
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 13_2_00401834 Sleep,NtTerminateProcess, 13_2_00401834
Tries to load missing DLLs
Source: C:\Windows\explorer.exe Section loaded: taskschd.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: dhcpcsvc6.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: dhcpcsvc.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: ondemandconnroutehelper.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: webio.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: mswsock.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: winnsi.dll Jump to behavior
Source: C:\Windows\explorer.exe Section loaded: ondemandconnroutehelper.dll Jump to behavior
Source: file.exe ReversingLabs: Detection: 43%
Source: file.exe Static PE information: Section: .text IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
Source: C:\Users\user\Desktop\file.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: unknown Process created: C:\Users\user\Desktop\file.exe C:\Users\user\Desktop\file.exe
Source: C:\Users\user\Desktop\file.exe Process created: C:\Users\user\Desktop\file.exe C:\Users\user\Desktop\file.exe
Source: unknown Process created: C:\Users\user\AppData\Roaming\iihhevv C:\Users\user\AppData\Roaming\iihhevv
Source: C:\Users\user\AppData\Roaming\iihhevv Process created: C:\Users\user\AppData\Roaming\iihhevv C:\Users\user\AppData\Roaming\iihhevv
Source: C:\Users\user\Desktop\file.exe Process created: C:\Users\user\Desktop\file.exe C:\Users\user\Desktop\file.exe Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Process created: C:\Users\user\AppData\Roaming\iihhevv C:\Users\user\AppData\Roaming\iihhevv Jump to behavior
Source: C:\Windows\explorer.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{0f87369f-a4e5-4cfc-bd3e-73e6154572dd}\InprocServer32 Jump to behavior
Source: C:\Windows\explorer.exe File created: C:\Users\user\AppData\Roaming\iihhevv Jump to behavior
Source: classification engine Classification label: mal100.troj.evad.winEXE@6/2@4/2
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 12_2_02DAD349 CreateToolhelp32Snapshot,Module32First, 12_2_02DAD349
Source: file.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_DEBUG
Source: Binary string: VC:\jixehetumah75\yes36-nifagisukesuce51-hiriy\husa.pdb source: file.exe, iihhevv.3.dr
Source: Binary string: C:\jixehetumah75\yes36-nifagisukesuce51-hiriy\husa.pdb source: file.exe, iihhevv.3.dr
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\file.exe Code function: 1_2_004011D0 push ebx; iretd 1_2_00401217
Source: C:\Users\user\Desktop\file.exe Code function: 1_2_004011D7 push ebx; iretd 1_2_00401217
Source: C:\Users\user\Desktop\file.exe Code function: 1_2_004011EB push ebx; iretd 1_2_00401217
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 12_2_02DB30E8 pushad ; iretd 12_2_02DB30EE
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 12_2_02DAE25C push ebx; iretd 12_2_02DAE287
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 12_2_02DAE247 push ebx; iretd 12_2_02DAE287
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 13_2_004011D0 push ebx; iretd 13_2_00401217
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 13_2_004011D7 push ebx; iretd 13_2_00401217
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 13_2_004011EB push ebx; iretd 13_2_00401217
Drops files with a non-matching file extension (content does not match file extension)
Source: C:\Windows\explorer.exe File created: C:\Users\user\AppData\Roaming\iihhevv Jump to dropped file
Drops PE files
Source: C:\Windows\explorer.exe File created: C:\Users\user\AppData\Roaming\iihhevv Jump to dropped file

Hooking and other Techniques for Hiding and Protection
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Deletes itself after installation
Source: C:\Windows\explorer.exe File deleted: c:\users\user\desktop\file.exe Jump to behavior
Hides that the sample has been downloaded from the Internet (zone.identifier)
Source: C:\Windows\explorer.exe File opened: C:\Users\user\AppData\Roaming\iihhevv:Zone.Identifier read attributes | delete Jump to behavior

Malware Analysis System Evasion
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Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Source: iihhevv, 0000000D.00000002.453932968.00000000006DB000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: ASWHOOK
Checks if the current machine is a virtual machine (disk enumeration)
Source: C:\Users\user\Desktop\file.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\Desktop\file.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\Desktop\file.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\Desktop\file.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\Desktop\file.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\Desktop\file.exe Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Key enumerated: HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\SCSI Jump to behavior
May sleep (evasive loops) to hinder dynamic analysis
Source: C:\Windows\explorer.exe TID: 5496 Thread sleep count: 662 > 30 Jump to behavior
Source: C:\Windows\explorer.exe TID: 5476 Thread sleep count: 295 > 30 Jump to behavior
Source: C:\Windows\explorer.exe TID: 5484 Thread sleep count: 307 > 30 Jump to behavior
Source: C:\Windows\explorer.exe TID: 5484 Thread sleep time: -30700s >= -30000s Jump to behavior
Source: C:\Windows\explorer.exe TID: 2980 Thread sleep count: 486 > 30 Jump to behavior
Sample execution stops while process was sleeping (likely an evasion)
Source: C:\Windows\explorer.exe Last function: Thread delayed
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Source: C:\Windows\explorer.exe Window / User API: threadDelayed 662 Jump to behavior
Source: C:\Windows\explorer.exe Window / User API: threadDelayed 486 Jump to behavior
Source: C:\Users\user\Desktop\file.exe Process information queried: ProcessInformation Jump to behavior
Source: C:\Users\user\Desktop\file.exe System information queried: ModuleInformation Jump to behavior
Source: explorer.exe, 00000003.00000000.336772992.00000000045B0000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: \\?\scsi#cdrom&ven_necvmwar&prod_vmware_sata_cd00#5&280b647&0&000000#{53f56308-b6bf-11d0-94f2-00a0c91efb8b}
Source: explorer.exe, 00000003.00000000.310501814.00000000081DD000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: SCSI\Disk&Ven_VMware&Prod_Virtual_disk\5&1ec51bf7&0&000000^
Source: explorer.exe, 00000003.00000000.363530032.0000000006710000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: \\?\SCSI#CdRom&Ven_NECVMWar&Prod_VMware_SATA_CD00#5&280b647&0&000000#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}y
Source: explorer.exe, 00000003.00000000.344790577.0000000008304000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: SCSI\CDROM&VEN_NECVMWAR&PROD_VMWARE_SATA_CD00\5&280B647&0&000000
Source: explorer.exe, 00000003.00000000.344698254.00000000082B2000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: SCSI\CdRom&Ven_NECVMWar&Prod_VMware_SATA_CD00\5&280b647&0&000000
Source: explorer.exe, 00000003.00000000.310942909.0000000008269000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: \\?\scsi#cdrom&ven_necvmwar&prod_vmware_sata_cd00#5&280b647&0&000000#{53f56308-b6bf-11d0-94f2-00a0c91efb8b}>&

Anti Debugging
barindex
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Source: C:\Users\user\Desktop\file.exe System information queried: CodeIntegrityInformation Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv System information queried: CodeIntegrityInformation Jump to behavior
Contains functionality to read the PEB
Source: C:\Users\user\AppData\Roaming\iihhevv Code function: 12_2_02DACC26 push dword ptr fs:[00000030h] 12_2_02DACC26
Checks if the current process is being debugged
Source: C:\Users\user\Desktop\file.exe Process queried: DebugPort Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Process queried: DebugPort Jump to behavior

HIPS / PFW / Operating System Protection Evasion
barindex
Benign windows process drops PE files
Source: C:\Windows\explorer.exe File created: iihhevv.3.dr Jump to dropped file
System process connects to network (likely due to code injection or exploit)
Source: C:\Windows\explorer.exe Domain query: host-file-host6.com
Source: C:\Windows\explorer.exe Domain query: host-host-file8.com
Maps a DLL or memory area into another process
Source: C:\Users\user\Desktop\file.exe Section loaded: unknown target: C:\Windows\explorer.exe protection: read write Jump to behavior
Source: C:\Users\user\Desktop\file.exe Section loaded: unknown target: C:\Windows\explorer.exe protection: execute and read Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Section loaded: unknown target: C:\Windows\explorer.exe protection: read write Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Section loaded: unknown target: C:\Windows\explorer.exe protection: execute and read Jump to behavior
Creates a thread in another existing process (thread injection)
Source: C:\Users\user\Desktop\file.exe Thread created: C:\Windows\explorer.exe EIP: 4E61930 Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Thread created: unknown EIP: 4A41930 Jump to behavior
Creates a process in suspended mode (likely to inject code)
Source: C:\Users\user\Desktop\file.exe Process created: C:\Users\user\Desktop\file.exe C:\Users\user\Desktop\file.exe Jump to behavior
Source: C:\Users\user\AppData\Roaming\iihhevv Process created: C:\Users\user\AppData\Roaming\iihhevv C:\Users\user\AppData\Roaming\iihhevv Jump to behavior
Source: explorer.exe, 00000003.00000000.357266621.0000000001080000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000003.00000000.335391872.0000000001080000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000003.00000000.293910023.0000000001080000.00000002.00000001.00040000.00000000.sdmp Binary or memory string: XProgram Manager
Source: explorer.exe, 00000003.00000000.304764006.0000000005D90000.00000004.00000001.00020000.00000000.sdmp, explorer.exe, 00000003.00000000.357266621.0000000001080000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000003.00000000.374808503.000000000835D000.00000004.00000001.00020000.00000000.sdmp Binary or memory string: Shell_TrayWnd
Source: explorer.exe, 00000003.00000000.335063212.0000000000AC8000.00000004.00000020.00020000.00000000.sdmp, explorer.exe, 00000003.00000000.291326238.0000000000AC8000.00000004.00000020.00020000.00000000.sdmp, explorer.exe, 00000003.00000000.357266621.0000000001080000.00000002.00000001.00040000.00000000.sdmp Binary or memory string: Progman
Source: explorer.exe, 00000003.00000000.357266621.0000000001080000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000003.00000000.335391872.0000000001080000.00000002.00000001.00040000.00000000.sdmp, explorer.exe, 00000003.00000000.293910023.0000000001080000.00000002.00000001.00040000.00000000.sdmp Binary or memory string: Progmanlock
Source: C:\Windows\explorer.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior
Source: C:\Users\user\Desktop\file.exe Code function: 0_2_0040C0C7 GetSystemTimeAsFileTime,GetCurrentProcessId,GetCurrentThreadId,GetTickCount,QueryPerformanceCounter, 0_2_0040C0C7

Stealing of Sensitive Information
barindex
Yara detected SmokeLoader
Source: Yara match File source: 1.2.file.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.file.exe.2c415a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.0.file.exe.400000.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.0.file.exe.400000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 12.2.iihhevv.2d215a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.2.iihhevv.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.0.iihhevv.400000.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.0.file.exe.400000.6.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.0.iihhevv.400000.6.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.0.iihhevv.400000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 0000000D.00000002.453836489.00000000006B1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 0000000D.00000002.453756487.00000000004B0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.379061898.00000000022D0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.379122048.00000000022F1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000000.360700242.0000000004E61000.00000020.80000000.00040000.00000000.sdmp, type: MEMORY

Remote Access Functionality
barindex
Yara detected SmokeLoader
Source: Yara match File source: 1.2.file.exe.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.file.exe.2c415a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.0.file.exe.400000.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.0.file.exe.400000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 12.2.iihhevv.2d215a0.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.2.iihhevv.400000.0.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.0.iihhevv.400000.4.unpack, type: UNPACKEDPE
Source: Yara match File source: 1.0.file.exe.400000.6.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.0.iihhevv.400000.6.unpack, type: UNPACKEDPE
Source: Yara match File source: 13.0.iihhevv.400000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 0000000D.00000002.453836489.00000000006B1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 0000000D.00000002.453756487.00000000004B0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.379061898.00000000022D0000.00000004.00000800.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000001.00000002.379122048.00000000022F1000.00000004.10000000.00040000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000000.360700242.0000000004E61000.00000020.80000000.00040000.00000000.sdmp, type: MEMORY
windows-stand
Hide Legend

Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 signatures2 2 Behavior Graph ID: 780218 Sample: file.exe Startdate: 08/01/2023 Architecture: WINDOWS Score: 100 32 Snort IDS alert for network traffic 2->32 34 Multi AV Scanner detection for domain / URL 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 6 other signatures 2->38 7 file.exe 2->7         started        9 iihhevv 2->9         started        process3 signatures4 12 file.exe 7->12         started        48 Multi AV Scanner detection for dropped file 9->48 50 Machine Learning detection for dropped file 9->50 15 iihhevv 9->15         started        process5 signatures6 52 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 12->52 54 Maps a DLL or memory area into another process 12->54 56 Checks if the current machine is a virtual machine (disk enumeration) 12->56 17 explorer.exe 2 12->17 injected 58 Creates a thread in another existing process (thread injection) 15->58 process7 dnsIp8 26 host-file-host6.com 185.246.221.154, 49701, 80 LVLT-10753US Germany 17->26 28 host-host-file8.com 17->28 30 192.168.2.1 unknown unknown 17->30 22 C:\Users\user\AppData\Roaming\iihhevv, PE32 17->22 dropped 24 C:\Users\user\...\iihhevv:Zone.Identifier, ASCII 17->24 dropped 40 System process connects to network (likely due to code injection or exploit) 17->40 42 Benign windows process drops PE files 17->42 44 Deletes itself after installation 17->44 46 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->46 file9 signatures10
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
185.246.221.154
 host-file-host6.com Germany
10753 LVLT-10753US true

Private

IP
192.168.2.1

Contacted Domains

Name IP Active
host-file-host6.com 185.246.221.154 true
host-host-file8.com unknown unknown

Contacted URLs

Name Malicious Antivirus Detection Reputation
http://host-file-host6.com/ true
  • URL Reputation: safe
 unknown
http://host-host-file8.com/ true
  • URL Reputation: malware
 unknown